:root {
  --color-bg: #0d0d0f;
  --color-bg-2: #13131a;
  --color-bg-3: #1a1a24;
  --color-primary: #3B8BD4;
  --color-primary-glow: #378ADD;
  --color-secondary: #1D9E75;
  --color-accent: #D85A30;
  --color-text: #f0f0f0;
  --color-text-muted: #9090a0;
  --color-border: rgba(255,255,255,0.08);
  --color-star: #EF9F27;
  --color-whatsapp: #25D366;
  --color-footer: #0a0a0e;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --radius: 12px;
  --shadow-soft: 0 24px 60px rgba(0,0,0,0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
}

img,
picture {
  display: block;
  width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  border: none;
  background: none;
  color: inherit;
}

.site-shell {
  width: min(1120px, calc(100% - 3rem));
  margin: 0 auto;
}

section {
  scroll-margin-top: 96px;
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  width: 100%;
  background: transparent;
  transition: background 0.35s ease, border-bottom 0.35s ease, backdrop-filter 0.3s;
}

.site-header.scrolled {
  background: rgba(19,19,26,0.96);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
}

.header-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 76px;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  font-size: 1.1rem;
}

.nav-toggle {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  gap: 6px;
  cursor: pointer;
}

.nav-toggle span {
  width: 26px;
  height: 2px;
  background: var(--color-text);
  border-radius: 999px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

..site-nav a {
  color: var(--color-text);
  font-size: 0.95rem;
  transition: color 0.25s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-primary);
}

.site-nav a.active-section {
  color: var(--color-primary);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.35rem;
  border-radius: 8px;
  background: var(--color-accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 600;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: 7rem 1.5rem 2.5rem;
  background: var(--color-bg);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 60% 40% at 50% 50%, rgba(59,139,212,0.07) 0%, transparent 70%);
}

.error-hero {
  position: relative;
  display: grid;
  place-items: center;
  text-align: center;
  gap: 1rem;
}

.error-hero .decorative-glow {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 20%, rgba(59,139,212,0.06) 0%, transparent 32%),
              radial-gradient(circle at 70% 30%, rgba(29,158,117,0.06) 0%, transparent 28%),
              radial-gradient(circle at 50% 75%, rgba(216,90,48,0.06) 0%, transparent 35%);
  filter: blur(40px);
  z-index: 0;
}

.error-hero > * {
  position: relative;
  z-index: 1;
}

.hero-shell {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.hero-overline {
  margin: 0 0 1rem;
  color: var(--color-secondary);
  font-family: var(--font-body);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  line-height: 0.95;
}

.hero-subtitle {
  margin: 1.25rem auto 1.8rem;
  color: var(--color-text-muted);
  font-size: clamp(1rem, 2.5vw, 1.35rem);
}

.hero-copy {
  margin: 0 auto 2rem;
  max-width: 520px;
  color: var(--color-text-muted);
}

.hero-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  padding: 0.85rem 2rem;
  font-family: var(--font-display);
  font-weight: 600;
  transition: transform 0.25s ease, background 0.25s ease, filter 0.25s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px) scale(1.03);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.btn-accent {
  background: var(--color-accent);
  color: #fff;
}

.scroll-hint {
  display: inline-flex;
  color: var(--color-text-muted);
  font-size: 1.25rem;
  animation: bounce 1.8s ease-in-out infinite;
}

.stats-strip {
  background: var(--color-bg-2);
  padding: 3rem 0;
}

.stats-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stat-card {
  padding: 1.5rem 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  min-height: 130px;
}

.stat-card:not(:last-child) {
  border-right: none;
}

.stat-value {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: var(--color-primary);
}

.stat-label {
  margin: 0.75rem 0 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.about-section,
.projects-section,
.process-section,
.testimonial-section,
.contact-section {
  padding: 5rem 0;
}

.about-grid,
.contact-grid {
  display: grid;
  gap: 2rem;
}

.about-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
}

.skill-card {
  background: var(--color-bg-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.section-label {
  margin: 0 0 1rem;
  color: var(--color-text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.pill-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
}

.pill-primary {
  background: rgba(59,139,212,0.12);
  color: var(--color-primary);
}

.pill-secondary {
  background: rgba(29,158,117,0.12);
  color: var(--color-secondary);
}

.about-copy h2 {
  margin: 0 0 1.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 2.8rem);
}

.about-copy p {
  margin: 0 0 1.25rem;
  color: var(--color-text-muted);
}

.text-link {
  color: var(--color-secondary);
  font-weight: 500;
}

.section-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
}

.section-subtitle {
  margin: 0.5rem 0 0;
  color: var(--color-text-muted);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.25s ease, opacity 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.filter-btn:hover,
.filter-btn:focus-visible {
  opacity: 0.9;
}

.filter-btn.active {
  background: var(--color-primary);
  color: #fff;
  border-color: transparent;
}

.project-grid {
  display: grid;
  gap: 1.5rem;
}

.project-card {
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover,
.project-card:focus-within {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(59,139,212,0.15);
}

.project-media {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--color-bg-3);
}

.project-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.img-slot {
  position: absolute;
  inset: 0;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  color: var(--color-text-muted);
  border: 2px dashed rgba(59,139,212,0.25);
  background: var(--color-bg-3);
  text-align: center;
  padding: 1rem;
}

.project-media.error .img-slot {
  display: flex;
}

.fallback-icon {
  font-size: 2rem;
}

.project-body {
  padding: 1.25rem 1.25rem 1rem;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-secondary {
  background: rgba(29,158,117,0.15);
  color: var(--color-secondary);
  border: 1px solid rgba(29,158,117,0.3);
}

.badge-ngo {
  background: rgba(59,139,212,0.15);
  color: var(--color-primary);
  border: 1px solid rgba(59,139,212,0.3);
}

.badge-business {
  background: rgba(216,90,48,0.15);
  color: var(--color-accent);
  border: 1px solid rgba(216,90,48,0.3);
}

.badge-live {
  background: rgba(29,158,117,0.2);
  color: var(--color-secondary);
  border: 1px solid rgba(29,158,117,0.4);
}

.project-body h3 {
  margin: 0.6rem 0 0.35rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
}

.project-body p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tech-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.75rem 0;
}

.tech-row span {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  background: var(--color-bg-3);
  color: var(--color-text-muted);
}

.project-footer {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
}

.project-footer a {
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.9rem;
}

.project-footer a:hover,
.project-footer a:focus-visible {
  text-decoration: underline;
}

.brief-banner {
  background: var(--color-bg-2);
  border-top: 3px solid var(--color-primary);
  padding: 4rem 0;
  text-align: center;
}

.brief-shell {
  max-width: 600px;
}

.brief-banner h2 {
  margin: 0 0 1.15rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.brief-banner p {
  margin: 0 0 1.75rem;
  color: var(--color-text-muted);
}

.banner-note {
  margin-top: 0.75rem;
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

.process-grid {
  display: grid;
  gap: 1.5rem;
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  inset: 50% 0 auto;
  height: 1px;
  background: rgba(59,139,212,0.15);
  transform: translateY(-50%);
  width: 100%;
  display: none;
}

.process-step {
  background: var(--color-bg-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.75rem;
}

.step-label {
  display: block;
  margin-bottom: 1rem;
  color: var(--color-text-muted);
  font-size: 0.75rem;
}

.step-icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 2px solid;
  margin-bottom: 1.1rem;
}

.process-step h3 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
}

.process-step p {
  margin: 0 0 1rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.testimonial-grid {
  display: grid;
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.testimonial-stars {
  margin: 0 0 1rem;
  color: var(--color-star);
  font-size: 1rem;
}

.testimonial-copy {
  margin: 0 0 1.25rem;
  color: var(--color-text-muted);
  font-style: italic;
  line-height: 1.7;
}

.testimonial-footer {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-family: var(--font-display);
  font-weight: 600;
  color: #fff;
}

.testimonial-name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.9rem;
}

.testimonial-role {
  margin: 0.2rem 0 0;
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

.contact-grid {
  grid-template-columns: minmax(0, 0.55fr) minmax(0, 0.45fr);
}

.contact-copy h2 {
  margin: 0 0 1.2rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.1rem;
}

.contact-copy p {
  margin: 0 0 1.5rem;
  color: var(--color-text-muted);
}

.contact-list {
  display: grid;
  gap: 1rem;
}

.contact-button,
.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.5rem;
  border-radius: 8px;
  background: var(--color-bg-3);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.contact-button {
  background: var(--color-whatsapp);
  color: #fff;
}

.contact-link i {
  color: var(--color-primary);
}

.contact-meta {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.contact-agency {
  font-style: italic;
}

.contact-form {
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  display: grid;
  gap: 1rem;
}

.contact-form label {
  display: grid;
  gap: 0.5rem;
  color: var(--color-text);
  font-size: 0.9rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  background: var(--color-bg-3);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  color: var(--color-text);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.site-footer {
  background: var(--color-footer);
  padding: 3rem 1.5rem 2rem;
}

.footer-shell {
  display: grid;
  gap: 1rem;
  text-align: center;
}

.footer-brand {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.footer-copy {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: 1.2rem;
  transition: color 0.2s ease;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: #fff;
}

.footer-meta {
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
  display: grid;
  gap: 0.5rem;
}

.footer-meta p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.8rem;
}

.footer-agency span {
  color: var(--color-secondary);
  font-weight: 500;
}

.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-whatsapp);
  color: #fff;
  display: grid;
  place-items: center;
  z-index: 9999;
  cursor: pointer;
  box-shadow: 0 18px 40px rgba(0,0,0,0.18);
}

.whatsapp-float::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--color-whatsapp);
  opacity: 0.4;
  animation: pulse 2s ease-out infinite;
}

.whatsapp-float i {
  position: relative;
  z-index: 1;
  font-size: 1.5rem;
}

.whatsapp-tooltip {
  position: absolute;
  bottom: 110%;
  right: 0;
  transform: translateX(6px);
  background: var(--color-bg-3);
  color: var(--color-text);
  padding: 0.3rem 0.7rem;
  border-radius: 4px;
  font-size: 0.75rem;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.whatsapp-float:hover .whatsapp-tooltip,
.whatsapp-float:focus-within .whatsapp-tooltip {
  opacity: 1;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .section-header {
    flex-direction: column;
    align-items: start;
  }

  .process-grid::before {
    display: none;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: 0 1rem;
  }

  .nav-toggle {
    display: grid;
  }

  .site-nav {
    position: absolute;
    inset: 76px 0 auto auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--color-bg-2);
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.25s ease;
    z-index: 1000;
  }

  .site-nav.open {
    transform: scaleY(1);
  }

  .site-nav a {
    padding: 0.85rem 1rem;
    border-radius: 8px;
  }

  .hero {
    padding-top: 7.5rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .filter-bar {
    justify-content: start;
  }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  .testimonial-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1025px) {
  .process-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .process-grid::before {
    display: block;
  }
}

@media (min-width: 1024px) {
  .project-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 1023px) {
  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(10px); }
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.7); opacity: 0; }
}